1509–1510
Andrew W. Mellon, 1660
Andrew W. Mellon, 1597
Schab Gallery, Inc., William H., 1500
Schab Gallery, Inc., William H., 1586
Andrew W. Mellon, 1550
Schab Gallery, Inc., William H., 1750
Andrew W. Mellon, 1649
Andrew W. Mellon, 1913
Andrew W. Mellon, 1614
Andrew W. Mellon, 1564
Andrew W. Mellon, 1555
![Two Camel Heads [recto]](https://api.nga.gov/iiif/3927aaf8-3f43-4d08-9a5e-6192db583361/full/843,/0/default.jpg)
